Currently, a flight from Jacksonville to Fort Lauderdale is $49, San Juan to St. Maarten is $69, and Detroit to Fort Lauderdale is $74. You can also fly from Washington, DC to West Palm Beach for $89, New York to Jacksonville for $99, and Chicago to San Juan for $144. All of the deals can be found here.

There is a caveat, of course: blackout dates are September 4th-7th & October 12th (all cities) and November 4th-9th (JFK, LGA, EWR). And, obviously, you have to book by tomorrow night. But with alluring Jet Blue sale slogans like "The Beach Is in Reach," how could you say no?!

Lucy Meilus is a staff writer for Thrillist and thinks that juicing system looks cool. Follow her on Twitter at @Lucymeilus and send news tips to news@thrillist.com.